code: def get_config_path(self):
      return os.path.join(
          os.path.dirname(__file__), "test_config_http_client.yaml"
      )
  
file_path: studio/tests/serving_test.py
imports: import unittest
  import subprocess
  import time
  from random import randint
  import os
  import uuid
  import requests
  from studio import model
  from env_detect import on_gcp
label_desc: Use image node_id 4 for calling the ServingTest obj's underlying member method code with example usage: obj.get_config_path() and returns: os